<p>
  Absolute path to the git executable.
</p>
<p>
  This is <strong>different</strong> from other Jenkins tool definitions.
  Rather than providing the directory that contains the executable, you <strong>must provide the complete path to the executable</strong>.
  Setting '<code>/usr/bin/git</code>' would be correct, while setting '<code>/usr/bin/</code>' is not correct.
</p>
